It's a good day to own commodity stocks. Alcoa's (AA +2.5%) strong Q1 and China optimism is not...

|By:, SA News Editor

It's a good day to own commodity stocks. Alcoa's (AA +2.5%) strong Q1 and China optimism is not only lifting aluminum names, but also makers of steel (SLX +4.7%), copper (CU +4.1%), silver (SLVP +2.7%), and gold (PSAU +3.8%), among other things.